.galaxy {
    background-image: url(/static/galaxy.jpg);
    background-clip: border-box;
    background-size: cover;
    background-attachment: fixed;
    background-position: center center;
}
.galaxy a {
    color: #fff;
    opacity: 0.8;
}
.galaxy a:link,
.galaxy a:visited {
    background-color: #163d45;
}
.galaxy a:hover,
.galaxy a:active {
    background-color: #3e8d92;
}
